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TL;DR: A 2026 medRxiv preprint found psychomotor retardation, meaning slowed movement, speech, and thinking during depression, was linked to higher later Parkinson’s diagnosis risk in 6,327 London mental-health records. Key Findings Psychomotor retardation was…
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TL;DR: A 2026 cross-sectional study in Nature and Science of Sleep linked 9 hours or less of nighttime sleep with higher parent-rated anxiety scores in 1,589 preschool children in China, but the design can show association rather than prove that shorter sleep…
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TL;DR: A 2026 randomized pilot trial in the Journal of Affective Disorders found that 30 minutes of moderate exercise before cognitive behavioral therapy (CBT) for major depressive disorder was linked to stronger therapy-process measures and higher exploratory…
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TL;DR: A 2026 study in Neuropsychopharmacology found that decision-making measures from a stop-signal task, especially evidence accumulation, predicted cigarette and cannabis use better than stop-signal reaction time (SSRT), a common estimate of response inhib…
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TL;DR: A 2026 medRxiv preprint used single photon emission computed tomography (SPECT), a brain blood-flow imaging method, and a 68-component NeuroMark template to link depression-related symptoms with frontal, subcortical, cerebellar, salience, and visual net…
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TL;DR: A 2026 systematic review and meta-analysis posted to medRxiv found that gamma-frequency non-invasive brain stimulation was linked to symptom improvement in schizophrenia and depressive-symptom reduction in major depressive disorder, but the evidence was…
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TL;DR: A 2026 study in Neuropsychiatric Disease and Treatment followed 55 adults after mild-to-moderate COVID-19 and found that neurocognitive test performance improved over time after both Alpha/Delta-era and Omicron-era infections. Key Findings 55-person lon…
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TL;DR: A 2026 randomized single-blind trial in BMC Psychiatry found that a one-day lithium carbonate loading dose plus quetiapine reduced acute manic symptoms in bipolar I disorder more than standard slow-titration lithium plus quetiapine over 14 days. Key Fin…
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TL;DR: A 2026 medRxiv preprint used total-body tau PET in Alzheimer’s disease and found stronger brain-organ network synchrony, a pattern that tracked cognitive impairment through cortical tau burden and MRI markers of glymphatic dysfunction. Key Findings Smal…
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TL;DR: A 2026 study in Brain, Behavior, & Immunity – Health found that whole-body hyperthermia in adults with major depressive disorder triggered a 30-minute whole-blood RNA-seq response dominated by heat-shock genes and immune pathways, including IL-6 product…
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